Fall provides the best birding on our farm in southeastern Ohio. And the middle weeks of September are the peak of fall passerine migration. Among the birds we see more regularly in the fall than spring is the Philadelphia vireo. This morning, when the sun started warming the birch trees in our yard, the foliage came alive with foraging warblers and vireos. By far the most numerous species was the Philly vireo.
Several birds (there were at least 10 Philly vireos) paused long enough in the birches to have their picture taken. Though these images aren't great, they represent the pinnacle of my Philly vireo photography career.
There is something about the face of a Philly vireo that makes it instantly recognizable to me. The gray cap, white lines curving above and below the large, black eye, and the somewhat stubby-appearing bill all combine to help me put a name on this gray-yellow-green leaf-skulker whenever I see it.
The field guides will point to the yellow-washed underparts and the dark spot before the eye (or in some cases a thin black line through the eye). But this species can vary in appearance. Pale Phillys can be easily confused with warbling vireos.
Also making an appearance this morning, in the few short hours before I headed in to work at BWD: magnolia, Tennessee, Nashville, black-throated green, Cape May, bay-breasted, blackpoll, and Blackburnian warblers and American redstart. I heard a singing black-and-white warbler, but did not see it.
fall migration
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migrant warblers
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Philadelphia vireo
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vireo ID